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The MACOMB GROUP 389732 Extrol® Boiler System Expansion Tank, part of the Series EX, features a 7.6 GAL capacity and a steel construction with a urethane topcoat finish. It has a maximum pressure of 100 PSIG and a 1/2 IN MNPT connection size. Designed to withstand temperatures up to 240 DEG F.
The MACOMB GROUP expansion tank is made of steel with a urethane topcoat, suitable for boiler systems.
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